Grant Balfour - Player Record
Baseball Player Won-Loss Records
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Grant Balfour - Player Record
Traditional Statistics and Splits (Retrosheet)
(Player Game Log)

Compare Grant Balfour to:
Most Similar Players to Grant Balfour

Positional Average (Weighted Avg of Options): 0.500 (1-Year) (9-Year) (Long-Run)

Positional Averages for Pitchers (Wgted Avg of Options): 0.500 vs. Different Values for Starting vs. Relief Pitchers: (Empirical) (Based on Pitchers who Do Both)

Basic Player Won-Lost Records
Value Decomposition
Season Team Age Games pWins pLosses pWORL pWOPA
2001MIN23
2
0.10.1-0.0-0.0
2002-24
-
----
2003MIN25
17
1.00.70.40.2
2004MIN26
36
2.11.70.60.2
2005-27
-
----
2006-28
-
----
+ 2007
29
25
0.71.9-0.9-1.2
2008TBA30
51
3.91.82.41.8
2009TBA31
73
3.94.40.0-0.8
2010TBA32
57
3.31.81.91.3
2011OAK33
62
4.23.01.70.9
2012OAK34
75
5.53.72.31.3
2013OAK35
65
6.24.12.81.7
2014TBA36
65
4.43.71.20.4
2015TBA37
6
0.10.2-0.1-0.1
------ ------ ------ ------ ------
CAREER (reg. season)
534
35.427.012.35.7
------ ------ ------ ------ ------
PostSeason (career)
20
1.00.90.30.1
------ ------ ------ ------ ------
COMBINED
554
36.427.912.65.8


Expected Player Won-Lost Records
Value Decomposition
Season Team Age Games eWins eLosses eWORL eWOPA
2001MIN23
2
0.00.1-0.1-0.1
2002-24
-
----
2003MIN25
17
0.80.80.1-0.0
2004MIN26
36
1.91.80.3-0.0
2005-27
-
----
2006-28
-
----
+ 2007
29
25
1.01.6-0.3-0.6
2008TBA30
51
3.52.21.61.0
2009TBA31
73
4.24.10.6-0.3
2010TBA32
57
2.92.21.00.5
2011OAK33
62
3.93.31.10.3
2012OAK34
75
5.43.82.21.3
2013OAK35
65
5.25.10.8-0.3
2014TBA36
65
4.14.00.7-0.2
2015TBA37
6
0.10.2-0.1-0.1
------ ------ ------ ------ ------
CAREER (reg. season)
534
33.129.38.11.5
------ ------ ------ ------ ------
PostSeason (career)
20
0.91.0-0.0-0.2
------ ------ ------ ------ ------
COMBINED
554
34.030.38.01.3


Basic Decomposition of eWins, eLosses
(Regular Season only)
Batting Baserunning Pitching Fielding
Season Team Wins Losses Wins Losses Wins Losses Wins Losses
2001-
-
-
-
0.0
0.1
0.0
0.0
2002
-
-
-
-
-
-
-
-
-
2003-
-
-
-
0.8
0.8
0.0
0.0
2004-
-
-
-
1.9
1.8
0.0
0.0
2005
-
-
-
-
-
-
-
-
-
2006
-
-
-
-
-
-
-
-
-
+ 2007
-
-
-
-
-
1.1
1.5
0.0
0.1
20080.0
0.0
0.0
0.0
3.4
2.2
0.1
0.0
2009-
-
-
-
4.2
4.0
0.0
0.1
2010-
-
-
-
2.8
2.2
0.0
0.0
2011-
-
-
-
3.9
3.3
0.0
0.0
20120.0
0.0
0.0
0.0
5.3
3.8
0.1
0.0
2013-
-
-
-
5.1
5.0
0.0
0.1
2014-
-
-
-
4.1
4.0
0.0
0.0
2015-
-
-
-
0.1
0.2
0.0
0.0
------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
0.0
0.0
0.0
0.0
32.7
28.9
0.4
0.3


Positional Teammate Adjustments
Season Team Average Repl. Level Offensive Defensive
20010.5180.4120.000.00
2002
-
----
20030.5120.4130.000.00
20040.5260.4250.000.00
2005
-
----
2006
-
----
+ 2007
-
0.5090.4020.00-0.00
20080.5260.4210.000.01
20090.5220.4160.000.02
20100.5170.4080.000.01
20110.5240.4180.000.00
20120.5250.4190.000.00
20130.5190.4110.000.01
20140.5190.4170.000.00
20150.5180.4090.000.00
------ ------ ------ ------ ------ ------
CAREER
0.5210.4160.000.07


Contextual Adjustments
(Regular Season only)
Context Multipliers Win Adjustments
Actual
Season Team Inter-Game Intra-Game Combined Inter-Game Intra-Game Expected
20010.181.41
0.26
0.315
-0.116
-0.023
2002
-
--
-
-
-
-
20030.780.74
0.57
0.022
0.046
0.000
20040.950.90
0.85
0.034
-0.003
0.001
2005
-
--
-
-
-
-
2006
-
--
-
-
-
-
+ 2007
-
0.920.86
0.79
-0.097
-0.068
-0.008
20081.190.89
1.06
0.047
0.031
0.004
20091.230.90
1.10
-0.047
0.008
0.000
20101.100.85
0.94
0.048
0.033
0.002
20111.400.83
1.16
-0.020
0.068
0.001
20121.720.78
1.35
-0.033
0.042
0.003
20131.660.88
1.46
0.052
0.046
0.000
20141.540.76
1.17
-0.019
0.057
0.000
20150.401.23
0.49
0.134
-0.093
-0.007
------ ------ ------ ------ ------ ------ ------ ------
CAREER
1.300.84
1.09
0.006
0.034
0.001


eWins, eLosses by Position
(Regular Season only)
Relief PitcherStarting PitcherPitcher Offense
Season Team eWineLosseWOPAeWineLosseWOPAeWineLosseWOPA
20010.00.1
-0.1
--
-
--
-
2002
-
--
-
--
-
--
-
20030.70.6
0.1
0.10.3
-0.2
--
-
20041.91.8
-0.0
--
-
--
-
2005
-
--
-
--
-
--
-
2006
-
--
-
--
-
--
-
+ 2007
-
1.11.5
-0.5
--
-
--
-
20083.52.3
0.9
--
-
0.00.0
-0.0
20094.24.1
-0.3
--
-
--
-
20102.92.2
0.5
--
-
--
-
20113.93.3
0.3
--
-
--
-
20125.43.8
1.2
--
-
0.00.0
-0.0
20135.25.1
-0.3
--
-
--
-
20144.14.0
-0.2
--
-
--
-
20150.10.2
-0.1
--
-
--
-
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
33.029.0
1.5
0.10.3
-0.2
0.00.0
-0.0


pWins, pLosses by Position
(Regular Season only)
Relief PitcherStarting PitcherPitcher Offense
Season Team pWinpLosspWOPApWinpLosspWOPApWinpLosspWOPA
20010.10.1
-0.0
--
-
--
-
2002
-
--
-
--
-
--
-
20030.80.5
0.2
0.20.2
0.0
--
-
20042.11.7
0.2
--
-
--
-
2005
-
--
-
--
-
--
-
2006
-
--
-
--
-
--
-
+ 2007
-
0.71.9
-1.2
--
-
--
-
20083.91.8
1.8
--
-
0.00.0
-0.0
20093.94.4
-0.8
--
-
--
-
20103.31.8
1.3
--
-
--
-
20114.23.0
0.9
--
-
--
-
20125.53.7
1.3
--
-
0.00.0
-0.0
20136.24.1
1.7
--
-
--
-
20144.43.7
0.4
--
-
--
-
20150.10.2
-0.1
--
-
--
-
------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------
CAREER
35.226.8
5.7
0.20.2
0.0
0.00.0
-0.0






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